evm

Documentation

Index

• Constants
• type BlockRange
• type ERC20
• type EVMClient
  • func NewEVMClient(conf *config.Config) (*EVMClient, error)
  • func (e *EVMClient) GetERC20(tokenAddress string) (*ERC20, error)
  • func (e *EVMClient) GetTx(hash string) (*Tx, error)
  • func (c *EVMClient) ImportPrivateKey(pk string) (*EVMClient, error)
  • func (e *EVMClient) ParseBridgeLogs(eventName string, bridgeAddress string, blocks *BlockRange) ([]*EventLog, error)
  • func (e *EVMClient) Submit(gasPrice float64, priorityFee float64, to *common.Address, value int64, ...) (*types.Transaction, error)
• type EventLog
• type Tx

Constants

const (
	GAS_LIMIT_MAINNET   = 200000
	GAS_LIMIT_GOERLI    = 200000
	GAS_LIMIT_ARBITRUM  = 5000000
	GAS_LIMIT_BNB_CHAIN = 200000
)

Types

type BlockRange

type BlockRange struct {
	From int64
	To   int64
}

type ERC20

type ERC20 struct {
	Address  string
	Symbol   string
	Decimals int64
	Owner    string
}

type EVMClient

type EVMClient struct {
	API            string
	ChainId        int
	PrivateKey     *ecdsa.PrivateKey
	PublicKey      common.Address
	Client         *ethclient.Client
	MaxGasFee      float64
	MaxPriorityFee float64
	GasLimit       int64
}

func NewEVMClient

func NewEVMClient(conf *config.Config) (*EVMClient, error)

NewEVMClient constructs the EVM client

func (*EVMClient) GetERC20

func (e *EVMClient) GetERC20(tokenAddress string) (*ERC20, error)

GetERC20 gets ERC20 Token info

func (*EVMClient) GetTx

func (e *EVMClient) GetTx(hash string) (*Tx, error)

GetTx gets tx by hash

func (*EVMClient) ImportPrivateKey

func (c *EVMClient) ImportPrivateKey(pk string) (*EVMClient, error)

ImportPrivateKey imports private key and generates corresponding public key

func (*EVMClient) ParseBridgeLogs

func (e *EVMClient) ParseBridgeLogs(eventName string, bridgeAddress string, blocks *BlockRange) ([]*EventLog, error)

ParseEventLog parses event logs from Ethereum

func (*EVMClient) Submit

func (e *EVMClient) Submit(gasPrice float64, priorityFee float64, to *common.Address, value int64, data []byte) (*types.Transaction, error)

type EventLog

type EventLog struct {
	TxID        common.Hash
	BlockHeight uint64
	Token       common.Address
	Amount      *big.Int
	To          common.Address
	Destination string
}

type Tx

type Tx struct {
	TxHash  string
	ChainId int64
	To      string
	Data    string
}